Package jmri.jmrit.display.layoutEditor

Class BlockValueFile

java.lang.Object

jmri.jmrit.XmlFile

jmri.jmrit.display.layoutEditor.BlockValueFile

public class BlockValueFile
extends XmlFile

Handle saving/restoring block value information to XML files. This class manipulates files conforming to the block_value DTD.

Nested Class Summary

Nested classes/interfaces inherited from class jmri.jmrit.XmlFile

XmlFile.Validate

Field Summary

Fields inherited from class jmri.jmrit.XmlFile

dtdLocation, xsltLocation

Constructor Summary

Constructors

Constructor	Description
BlockValueFile()

Method Summary

Modifier and Type	Method	Description
void	readBlockValues()	Reads Block values from a file in the user's preferences directory.
void	writeBlockValues()

Methods inherited from class jmri.jmrit.XmlFile

addDefaultInfo, backupFileName, checkFile, createFileNameWithDate, dumpElement, findFile, getBuilder, getDefaultDtdLocation, getDefaultValidate, getDtdLocation, getProcessingInstructionHRef, getProcessingInstructionType, getRoot, getValidate, makeBackupFile, makeBackupFile, newDocument, newDocument, revertBackupFile, rootFromFile, rootFromInputStream, rootFromName, rootFromURL, setDefaultDtdLocation, setDefaultValidate, setDtdLocation, setValidate, userFileChooser, userFileChooser, writeXML, xmlDir

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

BlockValueFile

public BlockValueFile()

Method Detail

readBlockValues

public void readBlockValues()
                     throws JDOMException,
                            java.io.IOException

Reads Block values from a file in the user's preferences directory. If the file containing block values does not exist this routine returns quietly. If a Block named in the file does not exist currently, that entry is quietly ignored.

Throws:

JDOMException - on rootFromName if all methods fail

java.io.IOException - if an I/O error occurs while reading a file

writeBlockValues

public void writeBlockValues()
                      throws java.io.IOException

Throws:

java.io.IOException